2018 World AIDS Day 30th anniversary

Activists attend an AIDS awareness campaign on the eve of World AIDS Day in Kolkata, Eastern India on Friday. World AIDS Day is observed with calls from international health and advocacy organizations for the public to get involved in programs for awareness, prevention and treatment of HIV/AIDS.

An activist paints his hand with AIDS awareness message during a campaign on the eve of World AIDS Day in Kolkata, Eastern India.

Vienna Interntional school students let out balloons on Dec. 1, 2008 at Vienna Interntional Centre (VIC) on World AIDS Day. Governments across the globe pledged to step up the fight against HIV, combatting the stigma associated with the virus and promising to bankroll treatment programmes on the 20th annual World AIDS Day.

Boys and girls dance to the music at Kibera Hamlets, an orphanage where children living with HIV and others who lost their parents for different reasons including AIDS are given care and opportunities for education, in Nairobi’s Kibera slum, Kenya, 28 November 2018. Kibera Hamlets was founded by John Adoli, whose mother Lona Madanyi also runs a similar organization Fruitful Rescue Center nearby. Together they care for more than 50 children and teenagers living with HIV.

Sixty eight-year-old Lona Madanyi, is the founder of Fruitful Rescue Center, a slum orphanage for the children living with HIV and others who lost their parents for different reasons including AIDS, in Nairobi, Kenya. According to the 2017 figures released by UNAIDS, the Joint United Nations Programme on HIV/AIDS, some 110,000 children aged under 14 live with HIV in Kenya, which has the joint fourth largest epidemic in the world along with Uganda and Mozambique with some 1.5 million people infected with HIV. Sub-Saharan Africa accounts for 90 percent of the world’s 2 million HIV-positive children.

US Global AIDS Coordinator Deborah Birx speaks during a White House World AIDS Day Event in the Indian Treaty Room of the Eisenhower Executive Office Building next to the White House in Washington, DC on Thursday.

Britain's Prince Harry and his fiancee US actress Meghan Markle gesture as they tour the Terrence Higgins Trust World AIDS Day charity fair at Nottingham Contemporary in Nottingham, central England, on Dec. 1, 2017.

Dancers perform during the World AIDS Day 2017 commemoration event at the National AIDS Memorial Grove in San Francisco, California.

Former U.S. president Bill Clinton delivers the keynote address during the World AIDS Day in San Francisco.

Indian sandartist Sudersan Pattnaik gives the final touches to a sand sculpture on the eve of World AIDS Day, as a horseman rides by on Golden Sea Beach in Puri.

Roddy Williams, foreground, and Chris Mabry are surrounded by shelves full of panels of AIDS quilts at the The NAMES Project Foundation headquarters in Atlanta.

A detail from a panel created by 4 generations of the family of Benjamin Thomas West-Campbell, of Washington state, who died in 1992, when he was 4 months-old is seen in 2006 at The NAMES Project Foundation headquarters.

An activist wears a red ribbon, the symbol of HIV/AIDS awareness, during an NGO's campaign on the World AIDS Day in Rio de Janeiro, Brazil, on Dec. 1, 2014.

British singer songwriter Sir Elton John attends the World AIDS Day event in Sydney on Dec.1, 2011. He has a foundation and continues to hold benefits to raise money for the cure.

Roses lie on the "Circle of Friends," a ring of names engraved in stone to honor those who have died from AIDS at the AIDS Memorial Grove on World AIDS Day in 2005, in San Francisco.

Demonstrators demand needle exchange programs and lower prices for medicines that fight HIV/AIDS in front of the White House on World AIDS Day 2006, in Washington, DC.

President George W. Bush (C) receives the International Medal of PEACE from Dr. Rick Warren (L), founder of the Saddleback Valley Church, as First Lady Laura Bush looks on during the Saddleback Civil Forum on Global Health at the Newseum on Dec.1, 2008, in Washington, DC. The president announced that his administration had already achieved its objective of providing funding for treatment for two million people with HIV/AIDS by the end of 2008.

Saddleback Church Pastor Rick Warren speaks at theGlobal Summit on AIDS and The Church, at Saddleback Church on Dec. 1, 2006, in Lake Forest, Calif. Warren drew criticism for inviting Sen. Barack Obama to the conference because of his support of a woman's right to an abortion. Warren embraced Obama after his August visit to Africa where he took a highly-publicized AIDS test.

On Dec. 1, 2003 Nobel Peace Prize winner and iconic political prisoner Nelson Mandela talks to doctors and medical staff at the CF Jooste hospital in Cape Town, South Africa, on World AIDS Day. Many African country leaders struggled with the truth of the AIDS epidemic.

Peter Njane, a Kenyan homosexual man and the Director of the homosexual rights group Ishtar, smiles at the group's booth during an event organized by National AIDS Control Council to celebrate the World AIDS Day 2010 in Nairobi, Kenya. On Nov. 28, 2010, Kenya's Prime Minister Raila Odinga said anyone found engaging in sex with someone of the same gender should and will be arrested and charged. Activists say his comments will jeopardize the country's HIV prevention effort by driving the homosexual community further underground and away from getting tested and treated for the fear of being arrested or harrassed.